By Clint Thompson Two insect pests of specialty crops in the Southeast were knocked back but not eliminated by the Christmas freeze event. Stormy Sparks, (UGA) Extension vegetable specialist, confirmed that pepper weevils and whiteflies are still a problem ahead of spring plantings despite multiple days of sub-freezing temperatures. “In whiteflies we killed a lot of adults. We probably did …
Whitefly Populations Increasing Across South Florida
Florida’s vegetable producers should be wary that whitefly infestation numbers are increasing across the southern part of the state, according to the South Florida Pest and Disease Hotline. Reports indicate that whiteflies in southwest Florida re moderate and increasing on tomato, pepper, eggplant, squash, cucumber and watermelon. High numbers are reported to have been moving into young fields from mature …
Whitefly Pressure Varies Across Florida
Whitefly pressure in Southwest Florida has increased in previous weeks as rains have decreased, according to the South Florida Pest and Disease Hotline. However, levels are about the same for this time of year. Some young fields are being flooded with adults from neighboring mature fields, and management is necessary. There is moderate pressure on melons, while low to moderate …
Thinking Outside the Box: Alabama Extension Researching Whitefly Management Methods
By Clint Thompson Alabama Extension is researching “outside the box” with regards to whitefly management. The pest is a threat to vegetable production not just by feeding on the plant but also by transmitting multiple viruses. It has forced scientists like Andre da Silva, Alabama Extension vegetable specialist, to research alternative ways of managing the insect. “You need to think …
Whitefly Populations on Rise in Alabama Crops
By Clint Thompson Alabama cucurbit growers are already seeing increased whitefly populations in their fall crops. Whitefly-transmitted viruses are not far behind, says Ed Sikora, professor and Extension plant pathologist in the department of entomology and plant pathology at Auburn University. “My guess is with the number of whiteflies and with these crops we’ll start seeing symptoms with some of …
Whitefly Research at UGA-Tifton
By Clint Thompson Whiteflies are the basis for Teddy McAvoy’s fall research at the University of Georgia (UGA) Tifton campus. Whether it is testing susceptible varieties or researching alternative methods of whitefly management, the UGA Extension vegetable specialist’s focus is clear this fall; provide growers with better solutions in combating whiteflies. “It’s bad this year. We’re doing leaf counts, and …
Peak of Whitefly Pressure? Growers Hope Populations Start to Decline
By Clint Thompson Whitefly populations have spiked across the Southeast. One university specialist hopes they have peaked, and specialty crop producers will soon start seeing a decline. Stormy Sparks, University of Georgia (UGA) Cooperative Extension vegetable entomologist, describes what farmers and other specialists are seeing in their fields. “We’re hoping we have peaked. The trap lines that Phillip’s (Roberts) group …
Whitefly Populations Increasing
By Clint Thompson University of Georgia Extension specialists are alerting specialty crop producers that whitefly pressure is on the rise in the Southeast. Stormy Sparks, University of Georgia (UGA) Cooperative Extension vegetable entomologist, said populations have increased in recent weeks. While the increased activity is normal for this time of year, it still is a concern that growers should be …
The Big Florida Fertilizer Update
By Frank Giles Outbreaks of blue-green algae and red tide in recent years have put the spotlight on the use of fertilizer in agriculture. Environmental groups have blamed agriculture for being a main source of nutrient pollution that has caused water-quality problems. Folks in agriculture know it is more complicated than that and they need new data to support their …
UF/IFAS Scientist: Financial Support ‘Shot in Arm’ for Research to Update BMPs
By Clint Thompson Financial support was just what the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) needed to conduct research and provide farmers with new and improved recommendations for fertilization of five significant Florida crops. Thomas Obreza, senior associate dean for UF/IFAS Extension and project leader, discussed the impact that $8.8 million will have in research pertaining …